When will the graduation ceremony be held?
Oh,it will be held____9 a.m.next Friday.Don't be late.( )
on
at
in
The group had to wait ______ after 12to check in at the hotel.( )
from
until
for
What should we do to protect the fish in the river?
We_______ throw rubbish into the river.( )
need
needn't
must
mustn't
Tom was not listening carefully,so he failed to hear .( )
what the teacher said
how the teacher said
what did the teacher say
how did the teacher say
I think that you need to eat sweets and more fruit.( )
few
fewer
little
less
We talked about the problem and Tim ____ doing some research first.( )
finished
enjoyed
suggested
practiced